All contact details except for the work phone are for personal communications only; please do not send any work-related confidential information to any of the other addresses, even encrypted.

I would prefer not to be contacted through Twitter instant messages or LinkedIn messages.

Download my contact card as vCard - on most systems, adds all this stuff directly into your contacts or address book.

• Electronic mail: avs@iki.fi - the preferred way to contact in non-urgent matters
• Mobile phone number: +358-50-5210640 (or send a text message) - the preferred way to contact in time-sensitive matters
• Work mobile phone number: +358-50-4140935 (or send a text message)
• Amateur radio callsign OH3HUV
• Bitcoin wallet: 1GiiEGQctXDMVGdHmzTbu16as2HDJJFkiW
• Instant messaging & VoIP services:
• IRC: Nickname avs on IRCNet, Freenode and OFTC (OTR supported)
• Signal (either phone number)
• WhatsApp (either phone number)
• Skype: anttivs
• Jabber (XMPP): avs@jabber.ccc.de (OTR supported)
• Social networking services:
• Twitter - My blog replacement, and the one I use the most.
• LinkedIn - Mostly work related, business contacts.
• Current GnuPG key, key ID 35F83F07.
• Look me up on keybase.io.
• Download from my page or search for my keys on the MIT PGP key server.

Direct marketing (spam, unsolicited commercial material) via any electronic communications medium to a private person is prohibited under Finnish law. If you are thinking of putting me on your marketing e-mail list, I am hereby opting out. Thank you.